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Finding the Fourth Proportional to 893.94, 1,340.96 and 244.66

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Solution

The fourth proportional to 893.94, 1,340.96 and 244.66 is: 367.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    893.94 : 1,340.96 = 244.66 : x
  2. Step 2: Convert to fraction form
    893.94/1,340.96 = 244.66/x
  3. Step 3: Cross multiply
    893.94x = 1,340.96 × 244.66
  4. Step 4: Simplify right side
    893.94x = 328,079.27
  5. Step 5: Solve for x
    x = 328,079.27/893.94
  6. Step 6: Final answer
    x = 367.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.